Diet, Exercise, and Nutrition Challenges in Mexican Adults During COVID-19: A Study

A comprehensive survey was created using Google Forms® to collect sociodemographic, clinical, anthropometric, dietary data, and physical activity information from participants across most Mexican states. All self-administered surveys began with informed consent and were distributed via instant messaging (WhatsApp), social networks (Facebook, Twitter), and email using a snowball sampling method. Sociodemographic data included age, gender, and residence, while anthropometric data covered weight, height, and physical activity. Food intake was assessed using a 48-item semi-quantitative tool based on the National Health and Nutrition Survey 2021, with participants reporting the frequency and quantity of food consumed on a Likert scale. Responses were converted to daily consumption values and caloric intake using the Mexican System of Foods and Equivalents. Foods and beverages were categorized into twelve groups: six healthy (fruits, vegetables, legumes, natural dairy, white meat, nuts, and